Answer:
$108
Step-by-step explanation:
3X9= 27square foot. Then you multiply 27 by 4, which equals $108
Answer:
Area of the rectangle is 
Step-by-step explanation:
Rectangle formula is base times height.
base=11 ft height= 6ft

Answer:
B. 20
Step-by-step explanation:
x + 40 = 3x
x - x + 40 = 3x - x
40 = 2x
20 = x
It lies first line have a nice day
Answer:

Step-by-step explanation: